You could save as much as 1 percent on your fuel economy simply by switching from a 15W-40 engine oil to a 10W-30 engine oil, according to new research from Chevron Oronite. Purdue researchers ...

Ultra-low viscosity oils are becoming the norm for modern engines, especially smaller units prioritizing efficiency.

It’s an advanced, next-generation engine oil standard focusing on ultra-low viscosity oils for modern engines. When purchasing oil, look for the API Service Symbol "Donut" on the label, which is an ...

Is synthetic motor oil better than conventional oil? Thank you to Pennzoil for bringing me out to the 2016 Canadian GP and sponsoring this video! This video has been compensated by GarageMonkey and ...

Here at SlashGear we advise following engine oil grade and classification recommendations in your vehicle's owner's manual. This holds true even with a high-mileage engine, where experts recommend ...

A clear message emerges from GM’s dedicated enthusiasts: the decade-long era of ultra-thin engine oil must end. A recent poll conducted by GM Authority reveals a striking consensus among readers ...